Home / 372,921.36-514,668.64-227,719.14

Finding the Fourth Proportional to 372,921.36, 514,668.64 and 227,719.14

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Solution

The fourth proportional to 372,921.36, 514,668.64 and 227,719.14 is: 314,275.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    372,921.36 : 514,668.64 = 227,719.14 : x
  2. Step 2: Convert to fraction form
    372,921.36/514,668.64 = 227,719.14/x
  3. Step 3: Cross multiply
    372,921.36x = 514,668.64 × 227,719.14
  4. Step 4: Simplify right side
    372,921.36x = 117,199,900,085.77
  5. Step 5: Solve for x
    x = 117,199,900,085.77/372,921.36
  6. Step 6: Final answer
    x = 314,275.11

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.